body{overflow-y: scroll;}
.header{
    height: 160px;
    border-bottom: 1px solid #e6e6e6;
    min-width:1200px;
    overflow: hidden;
}
.header-top{
    height: 40px;
    line-height: 40px;
    background: #f66;
}
.header-top>div,
.header-center{
    margin: 0 auto;
    width: 1200px;
    word-break: keep-all;
    white-space: nowrap;
}
.header-topleft{
    float: left;
}
.header-topleft a,
.header-topleft span,
.header-user strong{
    color: #fff;
}
.header-topleft span {
    margin: 0 10px;
}
.header-user{
    position: relative;
    float: right;
    padding-right: 8px;
    margin-right: 30px;
    height: 40px;
}
.header-user>a{
    margin-top: 4px;
    display: inline-block;
    height: 32px;
    line-height: 32px;
    vertical-align: top;
}
.header-user img{
    margin-top: -4px;
    width: 32px;
    height: 32px;
    border-radius: 50%;
}
.header-user strong{
    display: inline-block;
    max-width: 120px;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
    font-size: 16px;
}
.header-user .caret{
    border-top-color: #fff;
    margin-top: -30px;
}
.ml-45{
    margin-left: -45px;
}
.header-usernew{
    position: absolute;
    top: 5px;
    right: 0;
    display: none;
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: #fff;
}
.header-userbtn1,
.header-userbtn2,
.header-userbtn3{
    color: #fff;
}
.header-userbtn1{
    margin-left: 15px;
}
.header-userbtn1 span{
    margin-left: 10px;
}
.header-userbtn2{
    margin-right: -10px; /*2016.8.16*/
    margin-left: 10px;
}
.header-search{
    float: right;
    margin-top: 5px;
    margin-right: 100px;
    width: 260px;
    border-radius: 0px 15px 15px 0px;
}
.header-search ul{
    position: relative;
    height: 30px;
    line-height: 30px;
    background: #fff;
    border-radius: 0px 15px 15px 0px;
}
.header-search li{
    float: left;
}
.search-left{
    min-width: 70px;
    height: 30px;
    line-height: 30px;
    overflow: hidden;
}
.search-left .caret{
    position: absolute;
    top: 12px;
    left: 50px;
}
.search-left .search-item{
    position: absolute;
    top: 1px;
    left: 1px;
    padding: 1px;
    width: 64px;
    background: #fff;
    z-index: 3;
    border: 1px solid #fff;
}
.search-left .search-item strong[d-type="classes"]{
    padding-left: 7px;
}
.search-left .sbor{
    border-color: #ff9999;
}
.search-item a{
    padding-left:5px;
    height: 25px;
    line-height: 25px;
    color: #999;
    display: none;
}
.search-item a:hover{
    background: #f0f0f0;
}
.search-item:hover{
     border: 1px solid rgb(255, 102, 102);
}
.search-item:hover a{
    display: block;
}
.search-item a:first-child{
    white-space: nowrap;
}
.search-item .active{
    display: block;
    color: #4c4c4c;
}

.search-cent {
    position: absolute;
    top: 0;
    left: 68px;
    z-index: 100;
}
.search-cent input{
    margin-top: -2px;
    padding-left: 5px;
    border: 0;
    border-left: 1px solid #ccc;
    min-width: 150px;
    height: 20px;
    line-height: 20px;
}
.search-right{
    position: absolute;
    top: 0;right: 0;
}
.icon-search{
    display: block;
    width: 45px;
    height: 30px;
    line-height: 28px;
    text-align: center;
    cursor: pointer;
}

.header-logo1{
    float: left;
    margin: 12px 0 0 8px;
}
.header-nav{
    float: left;
    height: 120px;
    line-height: 120px;
    font-size: 18px;
    color: #4c4c4c;
}
.header-nav .txt-hui,
.header-nav .txt-hui:hover{
    color: #cccccc;
}
.header-nav a:hover,
.header-nav .active{
    color: #f66;
}
.header-nav a{
    margin-left: 25px;
    position: relative;
}
.header-nav a.active:after{
    display: inline-block;
    height: 0;
    text-align: center;
    margin: 0 auto;
    border: 0;
    border-top: 2px solid #ff5555;
    position: absolute;
    z-index: 50;
    bottom: -5px;
    width: 100%;
    left: 0;
    content: " ";
}
.header-nav a:after{
    display: inline-block;
    height: 0;
    width: 0;
    text-align: center;
    margin: 0 auto;
    -webkit-transition: all .5s;
    -o-transition: all .5s;
    -moz-transition: all .5s;
    border: 0;
    border-top: 2px solid #ff5555;
    position: absolute;
    z-index: 50;
    bottom: -5px;
    left: 50%;
    content: " ";
}
.header-nav a:hover:after{
    width: 100%;
    left: 0;
}
.header-My{
    float: right;
    margin-right: 20px;
    margin-top: 30px;
}
.header-My a:hover p{
    text-decoration: underline;
}
.Mystudy-center,
.Mystudio,
.Myteacher{
    display: inline-block;
    text-align: center;
    vertical-align: middle;
}
.Mystudy-center p,
.Mystudio p,
.Myteacher p{
    margin-top: 2px;
    color: #f66;
}
.Mystudy-center{
    margin-right: 30px;
}

.icoc-inde6,.icoc-inde4,.icoc-inde5{
    display: block;
    background-image: url(/images/icoc-index.png);
    background-repeat: no-repeat;
    margin: 0 auto;
    height:45px;width:45px;
}
.icoc-inde6{background-position:0 1px;}
.icoc-inde4{background-position:0 -44px;}
.icoc-inde5{background-position:0 -89px;}

.header-dropbox{
    display: none;
    position: absolute;
    top: 39px;
    right: 0;
    width: 184px;
    height: 94px;
    background: #fff;
    border: 1px solid #ccc;
    border-top-color: #e6e6e6;
}
.header-dropbox a{
    display: block;
    padding-left: 25px;
    height: 26px;
    line-height: 26px;
    color: #4c4c4c;
}
.header-dropbox a:hover{
    background: #f66;
    color: #fff;
}
.header-dropbox .Sign-out{
    /*margin-top: 10px;*/
    height: 30px;
    line-height: 30px;
    /*border-top: 1px dashed #ccc;*/
}
.header-dropbox span{
    display: block;
    margin: 10px 5px 0;
    border-top: 1px dashed #ccc;
}
/*.header-dropbox .Sign-out:hover{*/
    /*background: none;*/
    /*color: #4c4c4c;*/
/*}*/
.header-user strong:hover {
    text-decoration: underline;
}
.header-user:hover .header-dropbox{
    display: block;
}
